CA1216363A - Circuit logique a memoires vives generateur de signaux d'interruption multiples - Google Patents

Circuit logique a memoires vives generateur de signaux d'interruption multiples

Info

Publication number
CA1216363A
CA1216363A CA000464258A CA464258A CA1216363A CA 1216363 A CA1216363 A CA 1216363A CA 000464258 A CA000464258 A CA 000464258A CA 464258 A CA464258 A CA 464258A CA 1216363 A CA1216363 A CA 1216363A
Authority
CA
Canada
Prior art keywords
breakpoint
breakpoints
ram
input signals
address
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
CA000464258A
Other languages
English (en)
Inventor
Gilbert E. Lauer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tandem Computers Inc
Original Assignee
Tandem Computers Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tandem Computers Inc filed Critical Tandem Computers Inc
Application granted granted Critical
Publication of CA1216363A publication Critical patent/CA1216363A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/28—Testing of electronic circuits, e.g. by signal tracer
    • G01R31/317—Testing of digital circuits
    • G01R31/3177—Testing of logic operation, e.g. by logic analysers

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Debugging And Monitoring (AREA)
  • Logic Circuits (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)
  • Bus Control (AREA)
  • Electronic Switches (AREA)
CA000464258A 1983-09-29 1984-09-28 Circuit logique a memoires vives generateur de signaux d'interruption multiples Expired CA1216363A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US537,039 1983-09-29
US06/537,039 US4675646A (en) 1983-09-29 1983-09-29 RAM based multiple breakpoint logic

Publications (1)

Publication Number Publication Date
CA1216363A true CA1216363A (fr) 1987-01-06

Family

ID=24140922

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000464258A Expired CA1216363A (fr) 1983-09-29 1984-09-28 Circuit logique a memoires vives generateur de signaux d'interruption multiples

Country Status (8)

Country Link
US (1) US4675646A (fr)
EP (1) EP0136168B1 (fr)
JP (1) JPH06100976B2 (fr)
AT (1) ATE52629T1 (fr)
AU (1) AU566775B2 (fr)
CA (1) CA1216363A (fr)
DE (1) DE3482220D1 (fr)
NO (1) NO843895L (fr)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1271231A (fr) * 1985-10-29 1990-07-03 Her Majesty The Queen, In Right Of Canada, As Represented By The Ministe R Of National Defence Filtre numerique a acces direct a grande vitesse pour la conservation ou l'excision de donnees parametriques
US5165027A (en) * 1986-01-24 1992-11-17 Intel Corporation Microprocessor breakpoint apparatus
US5249278A (en) * 1986-01-24 1993-09-28 Intel Corporation Microprocessor breakpoint apparatus
US5053944A (en) * 1986-01-24 1991-10-01 Intel Corporation Microprocessor breakpoint apparatus
US4860195A (en) * 1986-01-24 1989-08-22 Intel Corporation Microprocessor breakpoint apparatus
US4752763A (en) * 1986-07-11 1988-06-21 Mai Basic Four, Inc. Binary comparison circuit with selectable binary digit override
US4961067A (en) * 1986-07-28 1990-10-02 Motorola, Inc. Pattern driven interrupt in a digital data processor
US4819234A (en) * 1987-05-01 1989-04-04 Prime Computer, Inc. Operating system debugger
EP0383981A1 (fr) * 1989-02-23 1990-08-29 Siemens Aktiengesellschaft Sélecteur de données
US5168499A (en) * 1990-05-02 1992-12-01 California Institute Of Technology Fault detection and bypass in a sequence information signal processor
EP0750252A3 (fr) * 1990-10-30 1997-02-19 Siemens Ag Dispositif pour comparer deux données codées de façon binaire avec des mémoires de largeur d'au moins 2 bits
US5239642A (en) * 1991-04-02 1993-08-24 Motorola, Inc. Data processor with shared control and drive circuitry for both breakpoint and content addressable storage devices
JP2505950B2 (ja) * 1991-05-13 1996-06-12 インターナショナル・ビジネス・マシーンズ・コーポレイション ハ―ドウェア支援ブレ―クポイント・システム
DE69228980T2 (de) * 1991-12-06 1999-12-02 National Semiconductor Corp., Santa Clara Integriertes Datenverarbeitungssystem mit CPU-Kern und unabhängigem parallelen, digitalen Signalprozessormodul
JP2734468B2 (ja) * 1992-01-24 1998-03-30 三菱電機株式会社 プロセッサ
US5664159A (en) * 1994-03-08 1997-09-02 Exponential Technology, Inc. Method for emulating multiple debug breakpoints by page partitioning using a single breakpoint register
US5652872A (en) * 1994-03-08 1997-07-29 Exponential Technology, Inc. Translator having segment bounds encoding for storage in a TLB
US5440710A (en) * 1994-03-08 1995-08-08 Exponential Technology, Inc. Emulation of segment bounds checking using paging with sub-page validity
DE69616917T2 (de) * 1995-08-30 2002-06-06 Motorola, Inc. Datenprozessor mit eingebauter Emulationsschaltung
US5737516A (en) * 1995-08-30 1998-04-07 Motorola, Inc. Data processing system for performing a debug function and method therefor
US5704034A (en) * 1995-08-30 1997-12-30 Motorola, Inc. Method and circuit for initializing a data processing system
US5964893A (en) * 1995-08-30 1999-10-12 Motorola, Inc. Data processing system for performing a trace function and method therefor
US6192427B1 (en) * 1997-05-02 2001-02-20 Texas Instruments Incorporated Input/output buffer managed by sorted breakpoint hardware/software
US5931956A (en) * 1997-06-10 1999-08-03 Atmel Corporation Digital circuit using memory for monitoring signals for occurrences of predefined breakpoint conditions
US6182208B1 (en) 1998-08-14 2001-01-30 Lucent Technologies, Inc. System for debugging (N) break points by dividing a computer program to (n+1) regions each contains no break point and using two registers to define the start and end addresses of each region
US6598178B1 (en) * 1999-06-01 2003-07-22 Agere Systems Inc. Peripheral breakpoint signaler
US6823497B2 (en) 1999-11-30 2004-11-23 Synplicity, Inc. Method and user interface for debugging an electronic system
US7065481B2 (en) 1999-11-30 2006-06-20 Synplicity, Inc. Method and system for debugging an electronic system using instrumentation circuitry and a logic analyzer
US7072818B1 (en) 1999-11-30 2006-07-04 Synplicity, Inc. Method and system for debugging an electronic system
US6581191B1 (en) * 1999-11-30 2003-06-17 Synplicity, Inc. Hardware debugging in a hardware description language
US7356786B2 (en) * 1999-11-30 2008-04-08 Synplicity, Inc. Method and user interface for debugging an electronic system
US6931572B1 (en) 1999-11-30 2005-08-16 Synplicity, Inc. Design instrumentation circuitry
US7222315B2 (en) * 2000-11-28 2007-05-22 Synplicity, Inc. Hardware-based HDL code coverage and design analysis
US6735652B2 (en) * 2001-05-03 2004-05-11 Texas Instruments Incorporated Detecting the occurrence of desired values on a bus
US20020188813A1 (en) * 2001-05-04 2002-12-12 Hugo Cheung On-chip hardware breakpoint generator with comprehensive memory operation detection
GB2384582A (en) * 2002-01-28 2003-07-30 Ericsson Telefon Ab L M Software correction
US20030225838A1 (en) * 2002-05-31 2003-12-04 International Business Machines Corporation Method and apparatus for implementing extended breakpoint notification

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3937938A (en) * 1974-06-19 1976-02-10 Action Communication Systems, Inc. Method and apparatus for assisting in debugging of a digital computer program
US4080650A (en) * 1976-07-28 1978-03-21 Bell Telephone Laboratories, Incorporated Facilitating return from an on-line debugging program to a target program breakpoint
US4100532A (en) * 1976-11-19 1978-07-11 Hewlett-Packard Company Digital pattern triggering circuit
US4176394A (en) * 1977-06-13 1979-11-27 Sperry Rand Corporation Apparatus for maintaining a history of the most recently executed instructions in a digital computer
US4293950A (en) * 1978-04-03 1981-10-06 Nippon Telegraph And Telephone Public Corporation Test pattern generating apparatus
JPS55117336A (en) * 1979-03-02 1980-09-09 Kagaku Gijutsucho Hoshasen Igaku Sogo Kenkyusho Logic circuit
US4312071A (en) * 1979-12-03 1982-01-19 Safe Flight Instrument Corporation Digital code error detection and alerting system
US4339819A (en) * 1980-06-17 1982-07-13 Zehntel, Inc. Programmable sequence generator for in-circuit digital testing
US4475237A (en) * 1981-11-27 1984-10-02 Tektronix, Inc. Programmable range recognizer for a logic analyzer
US4635193A (en) * 1984-06-27 1987-01-06 Motorola, Inc. Data processor having selective breakpoint capability with minimal overhead

Also Published As

Publication number Publication date
JPH06100976B2 (ja) 1994-12-12
NO843895L (no) 1985-04-01
JPS60168244A (ja) 1985-08-31
US4675646A (en) 1987-06-23
EP0136168A3 (en) 1986-11-20
AU566775B2 (en) 1987-10-29
EP0136168A2 (fr) 1985-04-03
DE3482220D1 (de) 1990-06-13
ATE52629T1 (de) 1990-05-15
AU3359284A (en) 1985-04-04
EP0136168B1 (fr) 1990-05-09

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Legal Events

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MKEX Expiry